Omega Constellation Globemaster Co-Axial Master Chronometer Watch - 39 mm Steel And Yellow Gold Case - Yellow Gold Fluted Bezel - Silvery Dial - Steel Bracelet - 130.20.39.21.02.001 Midnight blue dial with roman numeral

blue dial with roman numeral hour markers and polished cobachons

5 mm white gold case

28 mm stainless steel and 18K yellow gold case

the bracelet of this timepiece is rendered in steel with satin-brushed external links and polished center links

Omega Constellation Globemaster Co-Axial Master Chronometer Watch - 39 mm Steel And Yellow Gold Case - Yellow Gold Fluted Bezel - Silvery Dial - Steel Bracelet - 130.20.39.21.02.001 Midnight blue dial with roman numeral39 mm stainless steel and yellow gold case, transparent back, yellow gold crown, yellow gold fluted bezel, domed scratch resistant sapphire crystal with anti reflective treatment on both sides, opaline silvery dial with Pie Pan design, caliber 8900 self winding Co Axial master chronometer movement with date function, approximately 60 hours of power reserve, stainless steel bracelet with slightly curved yellow gold center links. Water resistant to 100